Home / 1,263,166.32-1,743,169.92-682,389.60

Finding the Fourth Proportional to 1,263,166.32, 1,743,169.92 and 682,389.60

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Solution

The fourth proportional to 1,263,166.32, 1,743,169.92 and 682,389.60 is: 941,697.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,166.32 : 1,743,169.92 = 682,389.60 : x
  2. Step 2: Convert to fraction form
    1,263,166.32/1,743,169.92 = 682,389.60/x
  3. Step 3: Cross multiply
    1,263,166.32x = 1,743,169.92 × 682,389.60
  4. Step 4: Simplify right side
    1,263,166.32x = 1,189,521,024,440.83
  5. Step 5: Solve for x
    x = 1,189,521,024,440.83/1,263,166.32
  6. Step 6: Final answer
    x = 941,697.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.